1. Nhanganyaya Pfupi yeCarboxymethyl Cellulose
Zita rechiRungu: Carboxyl methyl Cellulose
Chidimbu: CMC
Fomura yemamorekuru inoshanduka-shanduka: [C6H7O2(OH)2CH2COONa]n
Chitarisiko: upfu hwe granular hwakaita sechena kana yero yakajeka.
Kunyungudika kwemvura: inonyungudika nyore nyore mumvura, zvichiita kuti ive colloid yakajeka ine viscous, uye mhinduro yacho haina kwayakarerekera kana kuti ine alkaline zvishoma.
Zvimiro: Yakawanda molecule compound ye colloid inoshanda pamusoro, haina hwema, haina kunaka uye haina chepfu.
Selulosi yechisikigo inopararira zvakanyanya muzvisikwa uye ndiyo polysaccharide yakawanda kwazvo. Asi mukugadzirwa, selulosi inowanzo kuwanikwa muchimiro che sodium carboxymethyl cellulose, saka zita rayo rakazara rinofanira kunge riri sodium carboxymethyl cellulose, kana CMC-Na. Inoshandiswa zvakanyanya mumaindasitiri, kuvaka, mishonga, chikafu, machira, zviumbwa zvesimbi nedzimwe nzvimbo.
2. Tekinoroji yeCarboxymethyl cellulose
Tekinoroji yekugadzirisa cellulose inosanganisira: etherification uye esterification.
Kuchinja kwe carboxymethyl cellulose: maitiro e carboxymethylation mu etherification tekinoroji, cellulose inogadzirwa kuti iwane carboxymethyl cellulose, inonzi CMC.
Mabasa emushonga wemvura we carboxymethyl cellulose: kukora, kugadzira firimu, kubatana, kuchengetedza mvura, kudzivirira colloid, emulsification uye suspension.
3. Maitiro emakemikari ecarboxymethyl cellulose
Maitiro ekugadzirisa cellulose:
[C6H7O2(OH) 3]n + nNaOH→[C6H7O2(OH) 2ONa ]n + nH2O
Maitiro e etherification e monochloroacetic acid mushure me alkali cellulose:
[C6H7O2(OH) 2ONa ]n + nClCH2COONa →[C6H7O2(OH) 2OCH2COONa ]n + nNaC
Saka: fomura yemakemikari yekugadzira carboxymethyl cellulose ndeiyi: Cell-O-CH2-COONa NaCMC
Sodium carboxymethyl cellulose(NaCMC kana CMC muchidimbu) i ether inonyungudika mumvura inogona kuita kuti viscosity ye aqueous solution formulations dzinowanzoshandiswa isiyane kubva pa cP shoma kusvika kuzviuru zvakawanda zve cP.
4. Hunhu hwechigadzirwa che carboxymethyl cellulose
1. Kuchengetwa kwemvura yeCMC: Inogara yakagadzikana kana tembiricha yakaderera kana kuti chiedza chezuva chakaderera, asi acidity uye alkalinity yemushonga zvinochinja nekuda kwekuchinja kwetembiricha. Pasi pesimba remwaranzi ye ultraviolet kana tupukanana, viscosity yemushonga inoderera kana kutoora. Kana zvichidikanwa kuchengetwa kwenguva refu, mushonga unodzivirira unofanirwa kuwedzerwa.
2. Nzira yekugadzirira CMC mvura inobuda: tanga wanyorovesa zvidimbu zvakafanana, izvo zvinogona kuwedzera zvakanyanya mwero wekunyungudika.
3. CMC haina hunyoro uye inofanira kudzivirirwa kubva muhunyoro panguva yekuichengeta.
4. Munyu wesimbi ine simba wakadai se zinc, copper, lead, aruminiyamu, sirivha, iron, tin, uye chromium unogona kukonzera kuti CMC iite manyoka.
5. Kunaya kwemvura kunoitika mumvura iri pasi pePH2.5, iyo inogona kudzoserwa mushure mekudzikamisa nekuwedzera alkali.
6. Kunyange hazvo munyu wakaita secalcium, magnesium nemunyu wetafura usingakanganisi mvura paCMC, unoderedza kusimba kwemvura.
7. CMC inoenderana nemamwe manamati, zvinonyorovesa uye resins zvinonyungudika mumvura.
8. Nekuda kwekugadzirisa kwakasiyana, chitarisiko cheCMC chinogona kunge chiri hupfu hwakatsetseka, tsanga dzakakora kana kuti fibrous, izvo zvisina chekuita nehunhu hwemuviri uye hwemakemikari.
9. Nzira yekushandisa CMC powder iri nyore. Inogona kuwedzerwa zvakananga uye kunyungudutswa mumvura inotonhora kana mvura inodziya pa40-50°C.
5. Dhigirii rekutsiva uye kunyungudika kwecarboxymethyl cellulose
Dhigirii rekutsiva rinoreva huwandu hweavhareji yemapoka e sodium carboxymethyl akabatanidzwa kune imwe neimwe cellulose unit; kukosha kwakanyanya kwedhigirii rekutsiva i3, asi chinonyanya kubatsira muindasitiri iNaCMC ine dhigirii rekutsiva inosiyana kubva pa0.5 kusvika 1.2. Hunhu hweNaCMC ine dhigirii rekutsiva ye0.2-0.3 hwakasiyana zvikuru nehweNaCMC ine dhigirii rekutsiva ye0.7-0.8. Yekutanga inonyungudika zvishoma mumvura ye pH 7, asi yekupedzisira inonyungudika zvachose. Zvakasiyana ndezvechokwadi mumamiriro e alkaline.
6. Dhigirii rePolymerization uye viscosity yecarboxymethyl cellulose
Dhigirii repolymerization: zvinoreva kureba kwecheni yecellulose, iyo inosarudza viscosity. Kana cheni yecellulose yakareba, viscosity yakakura, uye mhinduro yeNaCMC yakakurawo.
Kusviba: Mhinduro yeNaCMC imvura isiri yeNewtonian, uye kusviba kwayo kunooneka kunoderera kana simba rekuchekerera rikawedzera. Mushure mekumisirwa, kusviba kwacho kwakawedzera zvakaenzana kusvika yaramba yakasimba. Kureva kuti, mhinduro yacho ithixotropic.
7. Mhando dzekushandiswa kwe carboxymethyl cellulose
1. Indasitiri yekuvaka nekugadzira zvedongo
(1) Kupenda kwekuvaka: kupararira kwakanaka, kupararira kwejira rakafanana; hapana kupatsanurwa, kugadzikana kwakanaka; mhedzisiro yakanaka yekukora, kusimba kwejira rinogadziriswa.
(2) Indasitiri yeCeramic: inoshandiswa sechisungo chisina chinhu kuti ivhu rehari rirambe rakapfava; glaze inogara kwenguva refu.
2. Maindasitiri ekuwachisa, ekuzora, efodya, ekudhinda machira uye ekudhaya
(1) Kusuka: CMC inowedzerwa mu sipo kudzivirira tsvina yakagezwa kuti isadzorere pajira zvakare.
(2) Zvizoro: kukora, kuparadzira, kumisa, kudzikamisa, nezvimwewo. Zvinobatsira kushandisa zvizere hunhu hwakasiyana-siyana hwezvizoro.
(3) Fodya: CMC inoshandiswa pakubatanidza machira efodya, ayo anogona kushandisa machipisi zvinobudirira uye kuderedza huwandu hwemashizha efodya asina kubikwa.
(4) Machira: Semushonga wekupedzisa machira, CMC inogona kuderedza kusvetuka kweshinda uye kugumisa kutyoka kwemachira pazvishandiso zvinomhanya zvakanyanya.
(5) Kudhinda nekudhaya: Inoshandiswa mukudhinda paste, izvo zvinogona kuwedzera kugona kwedhayi kupinda mumvura, kuita kuti dhayi ifanane uye kuderedza musiyano wemavara.
3. Indasitiri yesimbi dzehuswa nedzekushongedza huswa
(1) Makoira eumhutu: CMC inoshandiswa mukoira dzeumhutu kuwedzera kusimba kwekoira dzeumhutu uye kuita kuti dzisanyanya kutyoka nekupwanyika.
(2) Electrode: CMC inoshandiswa semushonga we glaze kuti ceramic coating ibatane zviri nani, iine mashandisirwo ari nani ekukwesha, uye ine mashandisirwo ekutsva kana tembiricha yakakwira.
4. Indasitiri yemazino
(1) CMC ine kugarisana kwakanaka nezvinhu zvakasiyana-siyana zvakagadzirwa mu toothpaste;
(2) Mukanyiwa wacho wakapfava, hauparadzanisi mvura, haubvi, haukobvu, uye une furo rakapfuma;
(3) Kugadzikana kwakanaka uye kugadzikana kwakakodzera, izvo zvinogona kupa mushonga wemazino chimiro chakanaka, kuchengetedza uye kuravira kwakanaka;
(4) Haichinji tembiricha, inonyorovesa uye inogadzirisa kunhuhwirira.
(5) Kucheka zvidimbu zvidiki uye kuchekerera miswe mumagaba.
5. Indasitiri yezvekudya
(1) Zvinwiwa zvine asidhi: Semushonga wekudzivirira kunaya kwemvura uye kupatsanurwa kwemapuroteni muyogati nekuda kwekuungana; kuravira kuri nani mushure mekunyungudika mumvura; kuenzana kwakanaka kwekutsiva.
(2) Aizi kirimu: Ita kuti mvura, mafuta, mapuroteni, nezvimwewo zvigadzire musanganiswa wakafanana, wakapararira uye wakasimba kudzivirira makristaro echando.
(3) Chingwa nechingwa: CMC inogona kudzora kunaka kwemukanyiwa, kuwedzera hunyoro uye hupenyu hwesherufu yechigadzirwa.
(4) Manoodles epakarepo: anowedzera kuomarara uye kuramba kubika kwemanoodles; ane chimiro chakanaka mumabhisikiti nemapancake, uye pamusoro pekeke pakatsetseka uye hazvidi kupwanywa.
(5) Paste yekukurumidza: sehwaro hwematadza.
(6) CMC haina simba mumuviri uye haina macalorie akawanda. Saka, chikafu chine macalorie mashoma chinogona kugadzirwa.
6. Indasitiri yepepa
CMC inoshandiswa pakugadzira saizi yepepa, izvo zvinoita kuti bepa rive rakakora, rinodzivirira kupinda kweinki zvakanaka, rinokwanisa kuunganidzwa wakisi yakawanda uye rive rakatsetseka. Mukuita kwekupenda bepa, inobatsira kudzora kutenderera kwemavara ekupenda; inogona kuvandudza mamiriro ekunamira pakati pemashinda ari mukati mebepa, nokudaro ichivandudza simba uye kuramba kupeta kwebepa.
7. Indasitiri yemafuta
CMC inoshandiswa mukuchera mafuta negasi, kuchera matsime nemamwe mapurojekiti.
8. Zvimwe
Zvinonamira shangu, ngowani, mapenzura, nezvimwewo, mapolishi nemavara eganda, zvinosimbisa zvinodzima moto zvefuro, nezvimwewo.
Nguva yekutumira: Ndira-04-2023